/*
 * Copyright (c) 2012 OptiCare Systems Ltd
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 * Authors: Kevin Martin (kev82@khn.org.uk)
 */
#include <string>
#include <libgearman/gearman.h>
#include <stdexcept>
#include <cstdlib>

std::string CallGearmanLocal(const std::string &funcname, const std::string &arg,
 int timeout_s) {
	gearman_client_st *client;
	client = gearman_client_create(NULL);
	gearman_client_add_server(client, "127.0.0.1", 0);
	gearman_client_set_timeout(client, 1000*timeout_s);
	
	size_t resultSize;
	gearman_return_t rc;
	char *result = (char *)gearman_client_do(client, funcname.c_str(),
	 NULL, arg.c_str(), arg.length()+1, &resultSize, &rc);

	if(!gearman_success(rc)) {
		throw std::runtime_error(gearman_strerror(rc));
	}

	std::string rv(result, result+resultSize+1);

	free(result);
	gearman_client_free(client);

	return rv;
}
